But the bureau said the motives could either not be ascertained or substantiated by evidence.

It was also, clearly enough, a matter about which he was vitally concerned, given that it involved the possible corroboration and substantiation of the matters that he had already said all that he needed to say on the matter.

What’s missing is concrete evidence that substantiates the claim and excludes other influences.

The Chicago Tribune reports that a grand jury has been convened, but no evidence substantiating the government’s position has been released.

This is a personally horrific, professionally-damaging and gutless accusation to make withoutsubstantiation .

Before distributing or submitting a marketing communication for publication, marketers must hold documentary evidence to prove all claims, whether direct or implied, that are capable of objectivesubstantiation .

This utilitarian consideration is arguably unfair and disrespectful of persons, and needs further factualsubstantiation .

There is evidence in abundance which substantiates my claim.

These decisions are based on gathering evidence and substantiating facts.

Following the pattern of the previous section, evidence will be provided substantiating the veracity of the themes of the argument.

In themselves they don’t really mean a lot unless they can be substantiated by some scientific evidence.

However, when some educators, among them representatives of regional accrediting bodies, began to ask for evidence of this assertion, few institutions could provide substantiating documentation.

No evidence substantiating this claim has been made public, however, and the CIA itself has refused any comment on the operation.

The strategy is about substantiating the case and providing a framework to guide development in ways which maximise the potential.